<template>
	<view>
		<view class="goods-list">
			<view v-for="(goods,i) in goodsList" :key="i" @click="gotoDetail(goods)">
				<my-goods :goods="goods"></my-goods>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				//页面参数
				queryObj: {
					query: '',
					cid: '',
					pagenum: 1,
					pagesize: 10
				},
				//商品列表
				goodsList: [],
				//商品总条数
				total: 0,
				isLoading: false
			};
		},
		onLoad(options) {
			this.queryObj.query = options.query || ''
			this.queryObj.cid = options.cid || ''
			
			//获取商品列表数据
			this._getGoodsList()
		},
		methods: {	
			//获取商品列表数据
			async _getGoodsList(cb) {
				
				this.isLoading = true
				
				const {data: res} = await uni.$http.get('/api/public/v1/goods/search',this.queryObj)
				
				if(res.meta.status !== 200){
					return uni.$showMsg()
				}
				
				this.goodsList = [...this.goodsList,...res.message.goods]
				this.total = res.message.total
				
				this.isLoading = false
				
				cb && cb()
			},
			
			gotoDetail(goods) {
				uni.navigateTo({
					url: '/subpkg/goods_detail/goods_detail?goods_id=' + goods.goods_id
				})
			}
		},

		onReachBottom() {					
			if(this.queryObj.pagenum * this.queryObj.pagesize >= this.total){
				return uni.$showMsg('没有更多了...')
			}
			
			if(this.isLoading){
				return
			}		
			
			//页码加一
			this.queryObj.pagenum++
			
			this._getGoodsList()			
			
		},
		
		onPullDownRefresh() {
			this.queryObj.pagenum = 1
			this.total = 0
			this.isLoading = false
			this.goodsList = []
			
			this._getGoodsList(()=>{uni.stopPullDownRefresh()})
		}
	}
</script>

<style lang="scss">
	
</style>
